SkyWater Technology, Inc (SKYT) Insider Ownership

Historic Insider Ownership Trends

As of April 22, 2026, the three largest insider holders of SKYT are Loren A Unterseher (Director, 21.96Mn shares), Oxbow Partners, Llc Cmi (Director, 21.96Mn shares), Loren A Unterseher (Director, 21.96Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Oxbow Partners, Llc Cmi - 21,960,324 0 19 Sep, 2022
Loren A Unterseher - 0 21,960,324 19 Sep, 2022
Loren A Unterseher - 0 21,960,324 19 Sep, 2022
Bart L Zibrowski - 0 4,540,896 18 Jul, 2023
Bart L Zibrowski - 0 4,540,896 18 Jul, 2023
Loren A Unterseher - 4,487,394 0 01 Dec, 2025
Loren A Unterseher - 4,487,394 0 01 Dec, 2025
Bart L Zibrowski - 0 4,483,396 03 Aug, 2023
Bart L Zibrowski - 0 4,483,396 03 Aug, 2023
Developments, L.L.C. Ddk - 4,483,396 0 03 Aug, 2023
Loren A Unterseher - 0 1,375,623 17 Nov, 2025
Loren A Unterseher - 0 1,375,623 17 Nov, 2025
Loren A Unterseher - 0 651,818 17 Nov, 2025
Loren A Unterseher - 0 651,818 17 Nov, 2025
Thomas Sonderman Ceo 553,244 0 18 Mar, 2026
Gary J Obermiller - 0 466,769 14 Dec, 2023
Thomas R. Lujan - 462,258 0 23 Jan, 2024
Bradley Ferguson Chief Govt Affairs Officer 443,805 0 15 Aug, 2023
Loren A Unterseher - 0 414,574 28 Dec, 2023
Loren A Unterseher - 0 414,574 28 Dec, 2023
Mark Litecky Chief Revenue Officer 347,411 0 15 Aug, 2023
Steve Manko Cfo 171,567 0 16 Apr, 2026
John Sakamoto President And Coo 141,395 0 17 Mar, 2026
John Spicer Evp Operations 68,036 0 17 Mar, 2023
John Spicer Evp Operations 68,036 0 17 Mar, 2023
Steve Kosier Chief Technology Officer 63,504 0 15 Aug, 2023
Christopher Hilberg Chief Risk Compl. Officer 62,929 0 18 Mar, 2026
Amanda Daniel Chief People Officer 43,699 0 15 Aug, 2023
Nancy Fares - 43,501 0 23 May, 2025
Chunyi (Amy) Leong - 40,923 0 24 May, 2024
Edward Daly - 34,879 0 23 May, 2025
Loren A Unterseher - 32,150 0 09 Jun, 2023
John T Kurtzweil - 28,097 0 14 Jun, 2023
Joseph J Humke - 23,713 0 23 May, 2025
Dennis J Goetz - 23,713 0 23 May, 2025
Gary J Obermiller - 22,345 0 24 May, 2024
Gregory B Graves - 14,285 0 17 Mar, 2025
Tammy J Miller - 11,428 0 23 May, 2025
Timothy E Baxter - 11,428 0 23 May, 2025
Andrew D.C. Lafrence - 11,428 0 23 May, 2025
Loren A Unterseher - 0 5,910 09 Dec, 2022
Loren A Unterseher - 0 5,910 09 Dec, 2022
Loren A Unterseher - 0 4 20 Oct, 2023
Loren A Unterseher - 0 4 20 Oct, 2023
Loren A Unterseher - 0 2 23 May, 2025
Loren A Unterseher - 0 2 23 May, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
14 Apr, 2026 Steve Manko Common Stock A 9,215 $10.03 234,089 D M
14 Apr, 2026 Steve Manko Common Stock A 11,000 $11.24 245,089 D M
14 Apr, 2026 Steve Manko Common Stock A 10,693 $11.77 255,782 D M
14 Apr, 2026 Steve Manko Common Stock D 84,215 $30.41 171,567 D S
14 Apr, 2026 Steve Manko Options to Acquire Common Stock D 9,215 $0.00 27,646 D M
14 Apr, 2026 Steve Manko Options to Acquire Common Stock D 11,000 $0.00 0 D M
14 Apr, 2026 Steve Manko Options to Acquire Common Stock D 10,693 $0.00 32,082 D M
16 Mar, 2026 Steve Manko Common Stock D 71,693 $27.84 224,874 D S
16 Mar, 2026 Thomas Sonderman Common Stock D 13,201 $27.86 553,244 D F
16 Mar, 2026 Christopher Hilberg Common Stock D 1,317 $27.86 62,929 D F
16 Mar, 2026 Steve Manko Common Stock A 9,708 $10.14 306,275 D M
16 Mar, 2026 Steve Manko Common Stock D 2,842 $27.86 296,567 D F
16 Mar, 2026 Steve Manko Common Stock D 9,708 $27.84 296,567 D S
16 Mar, 2026 Steve Manko Common Stock D 81,401 $27.84 215,166 D S
16 Mar, 2026 Steve Manko Options to Acquire Common Stock D 9,708 $0.00 19,416 D M
15 Mar, 2026 Thomas Sonderman Common Stock A 50,455 $0.00 566,445 D A
15 Mar, 2026 Steve Manko Common Stock A 29,432 $0.00 299,409 D A
15 Mar, 2026 John Sakamoto Common Stock A 21,221 $0.00 141,395 D A
15 Mar, 2026 Christopher Hilberg Common Stock A 17,946 $0.00 64,246 D A
17 Feb, 2026 Thomas Sonderman Common Stock D 5,767 $28.77 515,990 D F